orris

Definition of Orris in English :

German iris having large white flowers with lavender-tinged falls and a fragrant rhizome

2. orris, orrisroot

fragrant rootstock of various irises especially Florentine iris; used in perfumes and medicines

WordNet Lexical Database for English. Princeton University. 2010.

Orris

noun

1.

any of various irises, esp Iris florentina, that have fragrant rhizomes

2. Also called: orrisroot

the rhizome of such a plant, prepared and used as perfume

noun

a kind of lace made of gold or silver, used esp in the 18th century

noun

any of several European irises, esp. a white-flowered species (Iris florentina) whose rootstocks yield orrisroot

n.

1. Any of several species of iris having a fragrant rootstock, especially Iris pallida and cultivars of the hybrid species I. ×germanica.

2. The fragrant rootstock of an orris, used chiefly in perfumes. Also called orrisroot.